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LSM7 variants involving key amino acids for LSM complex function cause a neurodevelopmental disorder with leukodystrophy and cerebellar atrophy. 涉及 LSM 复合物功能关键氨基酸的 LSM7 变体会导致一种伴有白营养不良和小脑萎缩的神经发育障碍。
IF 3.3
HGG Advances Pub Date : 2024-10-16 DOI: 10.1016/j.xhgg.2024.100372
Matis Crespin, Karine Siquier-Pernet, Pauline Marzin, Christine Bole-Feysot, Valérie Malan, Patrick Nitschké, Marie Hully, Charles-Joris Roux, Michel Lemoine, Marlène Rio, Nathalie Boddaert, Thomas Courtin, Vincent Cantagrel
{"title":"LSM7 variants involving key amino acids for LSM complex function cause a neurodevelopmental disorder with leukodystrophy and cerebellar atrophy.","authors":"Matis Crespin, Karine Siquier-Pernet, Pauline Marzin, Christine Bole-Feysot, Valérie Malan, Patrick Nitschké, Marie Hully, Charles-Joris Roux, Michel Lemoine, Marlène Rio, Nathalie Boddaert, Thomas Courtin, Vincent Cantagrel","doi":"10.1016/j.xhgg.2024.100372","DOIUrl":"10.1016/j.xhgg.2024.100372","url":null,"abstract":"<p><p>Cerebellar atrophy and hypoplasia are usually identified on MRI performed on children presenting signs of cerebellar ataxias, developmental delay, and intellectual disability. These signs can be associated with hypo- or de-myelinating leukodystrophies. A recent study reported two cases: one child diagnosed with leukodystrophy and cerebellar atrophy, harboring a homozygous variant in LSM7, and another who died in utero, presumed to have another homozygous variant in LSM7, based on the parents' genotype. LSM7 encodes a subunit of the LSM complex, involved in pre-RNA maturation and mRNA degradation. Consequently, it has been suggested as a strong candidate disease gene. This hypothesis was supported by functional investigations of the variants. Here, we report a patient with neurodevelopmental defects, leukodystrophy, and cerebellar atrophy, harboring compound heterozygous missense variants in the LSM7 gene. One of these variants is the same as the one carried by the first case reported previously. The other one is at the same position as the variant potentially carried by the second case reported previously. Based on comparable neuroimaging, clinical features, and the involvement of the same amino acids previously demonstrated as key for LSM complex function, we confirm that LSM7 disruption causes a neurodevelopmental disorder characterized by leukodystrophy and cerebellar atrophy.</p>","PeriodicalId":34530,"journal":{"name":"HGG Advances","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-10-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142476456","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
LARP1 haploinsufficiency is associated with an autosomal dominant neurodevelopmental disorder. LARP1 单倍体缺乏症与一种常染色体显性神经发育障碍有关。
IF 3.3
HGG Advances Pub Date : 2024-10-10 Epub Date: 2024-08-30 DOI: 10.1016/j.xhgg.2024.100345
James Chettle, Raymond J Louie, Olivia Larner, Robert Best, Kevin Chen, Josephine Morris, Zinaida Dedeic, Anna Childers, R Curtis Rogers, Barbara R DuPont, Cindy Skinner, Sébastien Küry, Kevin Uguen, Marc Planes, Danielle Monteil, Megan Li, Aviva Eliyahu, Lior Greenbaum, Nofar Mor, Thomas Besnard, Bertrand Isidor, Benjamin Cogné, Alyssa Blesson, Anne Comi, Ingrid M Wentzensen, Blake Vuocolo, Seema R Lalani, Roberta Sierra, Lori Berry, Kent Carter, Stephan J Sanders, Sarah P Blagden
{"title":"LARP1 haploinsufficiency is associated with an autosomal dominant neurodevelopmental disorder.","authors":"James Chettle, Raymond J Louie, Olivia Larner, Robert Best, Kevin Chen, Josephine Morris, Zinaida Dedeic, Anna Childers, R Curtis Rogers, Barbara R DuPont, Cindy Skinner, Sébastien Küry, Kevin Uguen, Marc Planes, Danielle Monteil, Megan Li, Aviva Eliyahu, Lior Greenbaum, Nofar Mor, Thomas Besnard, Bertrand Isidor, Benjamin Cogné, Alyssa Blesson, Anne Comi, Ingrid M Wentzensen, Blake Vuocolo, Seema R Lalani, Roberta Sierra, Lori Berry, Kent Carter, Stephan J Sanders, Sarah P Blagden","doi":"10.1016/j.xhgg.2024.100345","DOIUrl":"10.1016/j.xhgg.2024.100345","url":null,"abstract":"<p><p>Autism spectrum disorder (ASD) is a neurodevelopmental disorder (NDD) that affects approximately 4% of males and 1% of females in the United States. While causes of ASD are multi-factorial, single rare genetic variants contribute to around 20% of cases. Here, we report a case series of seven unrelated probands (6 males, 1 female) with ASD or another variable NDD phenotype attributed to de novo heterozygous loss of function or missense variants in the gene LARP1 (La ribonucleoprotein 1). LARP1 encodes an RNA-binding protein that post-transcriptionally regulates the stability and translation of thousands of mRNAs, including those regulating cellular metabolism and metabolic plasticity. Using lymphocytes collected and immortalized from an index proband who carries a truncating variant in one allele of LARP1, we demonstrated that lower cellular levels of LARP1 protein cause reduced rates of aerobic respiration and glycolysis. As expression of LARP1 increases during neurodevelopment, with higher levels in neurons and astrocytes, we propose that LARP1 haploinsufficiency contributes to ASD or related NDDs through attenuated metabolic activity in the developing fetal brain.</p>","PeriodicalId":34530,"journal":{"name":"HGG Advances","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11418108/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142056722","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Copy-number variants differ in frequency across genetic ancestry groups. 不同基因祖先群体的拷贝数变异频率不同。
IF 3.3
HGG Advances Pub Date : 2024-10-10 Epub Date: 2024-08-12 DOI: 10.1016/j.xhgg.2024.100340
Laura M Schultz, Alexys Knighton, Guillaume Huguet, Zohra Saci, Martineau Jean-Louis, Josephine Mollon, Emma E M Knowles, David C Glahn, Sébastien Jacquemont, Laura Almasy
{"title":"Copy-number variants differ in frequency across genetic ancestry groups.","authors":"Laura M Schultz, Alexys Knighton, Guillaume Huguet, Zohra Saci, Martineau Jean-Louis, Josephine Mollon, Emma E M Knowles, David C Glahn, Sébastien Jacquemont, Laura Almasy","doi":"10.1016/j.xhgg.2024.100340","DOIUrl":"10.1016/j.xhgg.2024.100340","url":null,"abstract":"<p><p>Copy-number variants (CNVs) have been implicated in a variety of neuropsychiatric and cognitive phenotypes. We found that deleterious CNVs are less prevalent in non-European ancestry groups than they are in European ancestry groups of both the UK Biobank (UKBB) and a US replication cohort (SPARK). We also identified specific recurrent CNVs that consistently differ in frequency across ancestry groups in both the UKBB and SPARK. These ancestry-related differences in CNV prevalence present in both an unselected community population and a family cohort enriched with individuals diagnosed with autism spectrum disorder (ASD) strongly suggest that genetic ancestry should be considered when probing associations between CNVs and health outcomes.</p>","PeriodicalId":34530,"journal":{"name":"HGG Advances","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11401192/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141976826","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The dual loss and gain of function of the FPN1 iron exporter results in the ferroportin disease phenotype. FPN1 铁排出器功能的双重缺失和增益导致了铁蛋白病的表型。
IF 3.3
HGG Advances Pub Date : 2024-10-10 Epub Date: 2024-07-22 DOI: 10.1016/j.xhgg.2024.100335
Kevin Uguen, Marlène Le Tertre, Dimitri Tchernitchko, Ahmad Elbahnsi, Sandrine Maestri, Isabelle Gourlaouen, Claude Férec, Chandran Ka, Isabelle Callebaut, Gérald Le Gac
{"title":"The dual loss and gain of function of the FPN1 iron exporter results in the ferroportin disease phenotype.","authors":"Kevin Uguen, Marlène Le Tertre, Dimitri Tchernitchko, Ahmad Elbahnsi, Sandrine Maestri, Isabelle Gourlaouen, Claude Férec, Chandran Ka, Isabelle Callebaut, Gérald Le Gac","doi":"10.1016/j.xhgg.2024.100335","DOIUrl":"10.1016/j.xhgg.2024.100335","url":null,"abstract":"<p><p>Heterozygous mutations in SLC40A1, encoding a multi-pass membrane protein of the major facilitator superfamily known as ferroportin 1 (FPN1), are responsible for two distinct hereditary iron-overload diseases: ferroportin disease, which is associated with reduced FPN1 activity (i.e., decrease in cellular iron export), and SLC40A1-related hemochromatosis, which is associated with abnormally high FPN1 activity (i.e., resistance to hepcidin). Here, we report three SLC40A1 missense variants with opposite functional consequences. In cultured cells, the p.Arg40Gln and p.Ser47Phe substitutions partially reduced the ability of FPN1 to export iron and also partially reduced its sensitivity to hepcidin. The p.Ala350Val substitution had more profound effects, resulting in low FPN1 iron egress and weak FPN1/hepcidin interaction. Structural analyses helped to differentiate the first two substitutions, which are predicted to cause local instabilities, and the third, which is thought to prevent critical rigid-body movements that are essential to the iron transport cycle. The phenotypic traits observed in a total of 12 affected individuals are highly suggestive of ferroportin disease. Our findings dismantle the classical dualism of FPN1 loss versus gain of function, highlight some specific and unexpected functions of FPN1 transmembrane helices in the molecular mechanism of iron export and its regulation by hepcidin, and extend the spectrum of rare genetic variants that may cause ferroportin disease.</p>","PeriodicalId":34530,"journal":{"name":"HGG Advances","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11343060/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141749206","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Mid-pass whole-genome sequencing in a Malagasy cohort uncovers body composition associations. 马达加斯加队列中的中通全基因组测序发现了身体成分关联。
IF 3.3
HGG Advances Pub Date : 2024-10-10 Epub Date: 2024-08-22 DOI: 10.1016/j.xhgg.2024.100343
Iman Hamid, Séverine Nantenaina Stéphie Raveloson, Germain Jules Spiral, Soanorolalao Ravelonjanahary, Brigitte Marie Raharivololona, José Mahenina Randria, Mosa Zafimaro, Tsiorimanitra Aimée Randriambola, Rota Mamimbahiny Andriantsoa, Tojo Julio Andriamahefa, Bodonomena Fitahiana Laza Rafidison, Mehreen Mughal, Anne-Katrin Emde, Melissa Hendershott, Sarah LeBaron von Baeyer, Kaja A Wasik, Jean Freddy Ranaivoarisoa, Laura Yerges-Armstrong, Stephane E Castel, Rindra Rakotoarivony
{"title":"Mid-pass whole-genome sequencing in a Malagasy cohort uncovers body composition associations.","authors":"Iman Hamid, Séverine Nantenaina Stéphie Raveloson, Germain Jules Spiral, Soanorolalao Ravelonjanahary, Brigitte Marie Raharivololona, José Mahenina Randria, Mosa Zafimaro, Tsiorimanitra Aimée Randriambola, Rota Mamimbahiny Andriantsoa, Tojo Julio Andriamahefa, Bodonomena Fitahiana Laza Rafidison, Mehreen Mughal, Anne-Katrin Emde, Melissa Hendershott, Sarah LeBaron von Baeyer, Kaja A Wasik, Jean Freddy Ranaivoarisoa, Laura Yerges-Armstrong, Stephane E Castel, Rindra Rakotoarivony","doi":"10.1016/j.xhgg.2024.100343","DOIUrl":"10.1016/j.xhgg.2024.100343","url":null,"abstract":"<p><p>The majority of human genomic research studies have been conducted in European-ancestry cohorts, reducing the likelihood of detecting potentially novel and globally impactful findings. Here, we present mid-pass whole-genome sequencing data and a genome-wide association study in a cohort of 264 self-reported Malagasy individuals from three locations on the island of Madagascar. We describe genetic variation in this Malagasy cohort, providing insight into the shared and unique patterns of genetic variation across the island. We observe phenotypic variation by location and find high rates of hypertension, particularly in the Southern Highlands sampling site, as well as elevated self-reported malaria prevalence in the West Coast site relative to other sites. After filtering to a subset of 214 minimally related individuals, we find a number of genetic associations with body composition traits, including many variants that are only observed in African populations or populations with admixed African ancestry from the 1000 Genomes Project. This study highlights the importance of including diverse populations in genomic research for the potential to gain novel insights, even with small cohort sizes. This project was conducted in partnership and consultation with local stakeholders in Madagascar and serves as an example of genomic research that prioritizes community engagement and potentially impacts our understanding of human health and disease.</p>","PeriodicalId":34530,"journal":{"name":"HGG Advances","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11415767/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142018951","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Discovery of new myositis genetic associations through leveraging other immune-mediated diseases. 通过利用其他免疫介导疾病,发现新的肌炎基因关联。
IF 3.3
HGG Advances Pub Date : 2024-10-10 Epub Date: 2024-07-22 DOI: 10.1016/j.xhgg.2024.100336
Guillermo Reales, Christopher I Amos, Olivier Benveniste, Hector Chinoy, Jan De Bleecker, Boel De Paepe, Andrea Doria, Peter K Gregersen, Janine A Lamb, Vidya Limaye, Ingrid E Lundberg, Pedro M Machado, Britta Maurer, Frederick W Miller, Øyvind Molberg, Lauren M Pachman, Leonid Padyukov, Timothy R Radstake, Ann M Reed, Lisa G Rider, Simon Rothwell, Albert Selva-O'Callaghan, Jiri Vencovský, Lucy R Wedderburn, Chris Wallace
{"title":"Discovery of new myositis genetic associations through leveraging other immune-mediated diseases.","authors":"Guillermo Reales, Christopher I Amos, Olivier Benveniste, Hector Chinoy, Jan De Bleecker, Boel De Paepe, Andrea Doria, Peter K Gregersen, Janine A Lamb, Vidya Limaye, Ingrid E Lundberg, Pedro M Machado, Britta Maurer, Frederick W Miller, Øyvind Molberg, Lauren M Pachman, Leonid Padyukov, Timothy R Radstake, Ann M Reed, Lisa G Rider, Simon Rothwell, Albert Selva-O'Callaghan, Jiri Vencovský, Lucy R Wedderburn, Chris Wallace","doi":"10.1016/j.xhgg.2024.100336","DOIUrl":"10.1016/j.xhgg.2024.100336","url":null,"abstract":"<p><p>Genome-wide association studies (GWASs) have been successful at finding associations between genetic variants and human traits, including the immune-mediated diseases (IMDs). However, the requirement of large sample sizes for discovery poses a challenge for learning about less common diseases, where increasing volunteer numbers might not be feasible. An example of this is myositis (or idiopathic inflammatory myopathies [IIM]s), a group of rare, heterogeneous autoimmune diseases affecting skeletal muscle and other organs, severely impairing life quality. Here, we applied a feature engineering method to borrow information from larger IMD GWASs to find new genetic associations with IIM and its subgroups. Combining this approach with two clustering methods, we found 17 IMDs genetically close to IIM, including some common comorbid conditions, such as systemic sclerosis and Sjögren's syndrome, as well as hypo- and hyperthyroidism. All IIM subtypes were genetically similar within this framework. Next, we colocalized IIM signals that overlapped IMD signals, and found seven potentially novel myositis associations mapped to immune-related genes, including BLK, IRF5/TNPO3, and ITK/HAVCR2, implicating a role for both B and T cells in IIM. This work proposes a new paradigm of genetic discovery in rarer diseases by leveraging information from more common IMD, and can be expanded to other conditions and traits beyond IMD.</p>","PeriodicalId":34530,"journal":{"name":"HGG Advances","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11350499/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141752998","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Multivariable Mendelian randomization with incomplete measurements on the exposure variables in the Hispanic Community Health Study/Study of Latinos. 拉美裔社区健康研究》/《拉美裔研究》中暴露变量测量不完整的多变量孟德尔随机法。
IF 3.3
HGG Advances Pub Date : 2024-10-10 Epub Date: 2024-08-02 DOI: 10.1016/j.xhgg.2024.100338
Yilun Li, Kin Yau Wong, Annie Green Howard, Penny Gordon-Larsen, Heather M Highland, Mariaelisa Graff, Kari E North, Carolina G Downie, Christy L Avery, Bing Yu, Kristin L Young, Victoria L Buchanan, Robert Kaplan, Lifang Hou, Brian Thomas Joyce, Qibin Qi, Tamar Sofer, Jee-Young Moon, Dan-Yu Lin
{"title":"Multivariable Mendelian randomization with incomplete measurements on the exposure variables in the Hispanic Community Health Study/Study of Latinos.","authors":"Yilun Li, Kin Yau Wong, Annie Green Howard, Penny Gordon-Larsen, Heather M Highland, Mariaelisa Graff, Kari E North, Carolina G Downie, Christy L Avery, Bing Yu, Kristin L Young, Victoria L Buchanan, Robert Kaplan, Lifang Hou, Brian Thomas Joyce, Qibin Qi, Tamar Sofer, Jee-Young Moon, Dan-Yu Lin","doi":"10.1016/j.xhgg.2024.100338","DOIUrl":"10.1016/j.xhgg.2024.100338","url":null,"abstract":"<p><p>Multivariable Mendelian randomization allows simultaneous estimation of direct causal effects of multiple exposure variables on an outcome. When the exposure variables of interest are quantitative omic features, obtaining complete data can be economically and technically challenging: the measurement cost is high, and the measurement devices may have inherent detection limits. In this paper, we propose a valid and efficient method to handle unmeasured and undetectable values of the exposure variables in a one-sample multivariable Mendelian randomization analysis with individual-level data. We estimate the direct causal effects with maximum likelihood estimation and develop an expectation-maximization algorithm to compute the estimators. We show the advantages of the proposed method through simulation studies and provide an application to the Hispanic Community Health Study/Study of Latinos, which has a large amount of unmeasured exposure data.</p>","PeriodicalId":34530,"journal":{"name":"HGG Advances","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11382109/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141879616","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Facilitating return of actionable genetic research results from a biobank repository: Participant uptake and utilization of digital interventions. 促进从生物库返回可操作的基因研究成果:参与者对数字干预措施的接受和利用。
IF 3.3
HGG Advances Pub Date : 2024-10-10 Epub Date: 2024-08-24 DOI: 10.1016/j.xhgg.2024.100346
Lillian Phung, Elisabeth Wood, Brian Egleston, Lily Hoffman-Andrews, Demetrios Ofidis, Sarah Howe, Rajia Mim, Hannah Griffin, Dominique Fetzer, Anjali Owens, Susan Domchek, Reed Pyeritz, Bryson Katona, Staci Kallish, Giorgio Sirugo, JoEllen Weaver, Katherine L Nathanson, Daniel J Rader, Angela R Bradbury
{"title":"Facilitating return of actionable genetic research results from a biobank repository: Participant uptake and utilization of digital interventions.","authors":"Lillian Phung, Elisabeth Wood, Brian Egleston, Lily Hoffman-Andrews, Demetrios Ofidis, Sarah Howe, Rajia Mim, Hannah Griffin, Dominique Fetzer, Anjali Owens, Susan Domchek, Reed Pyeritz, Bryson Katona, Staci Kallish, Giorgio Sirugo, JoEllen Weaver, Katherine L Nathanson, Daniel J Rader, Angela R Bradbury","doi":"10.1016/j.xhgg.2024.100346","DOIUrl":"10.1016/j.xhgg.2024.100346","url":null,"abstract":"<p><p>Research participants report interest in receiving genetic research results. How best to return results remains unclear. In this randomized pilot study, we sought to assess the feasibility of returning actionable research results through a two-step process including a patient-centered digital intervention as compared with a genetic counselor (GC) in the Penn Medicine biobank. In Step 1, participants with an actionable result and procedural controls (no actionable result) were invited to digital pre-disclosure education and provided options for opting out of results. In Step 2, those with actionable results who had not opted out were randomized to receive results via a digital disclosure intervention or with a GC. Five participants (2%) opted out of results after Step 1. After both steps, 52 of 113 (46.0%) eligible cases received results, 5 (4.4%) actively declined results, 34 (30.1%) passively declined, and 22 (19.5%) could not be reached. Receiving results was associated with younger age (p < 0.001), completing pre-disclosure education (p < 0.001), and being in the GC arm (p = 0.06). Being older, female, and of Black race were associated with being unable to reach. Older age and Black race were associated with passively declining. Forty-seven percent of those who received results did not have personal or family history to suggest the mutation, and 55.1% completed clinical confirmation testing. The use of digital tools may be acceptable to participants and could reduce costs of returning results. Low uptake, disparities in uptake, and barriers to confirmation testing will be important to address to realize the benefit of returning actionable research results.</p>","PeriodicalId":34530,"journal":{"name":"HGG Advances","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11415769/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142056721","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The performance of AlphaMissense to identify genes influencing disease. AlphaMissense 鉴定影响疾病基因的性能。
IF 3.3
HGG Advances Pub Date : 2024-10-10 Epub Date: 2024-08-22 DOI: 10.1016/j.xhgg.2024.100344
Yiheng Chen, Guillaume Butler-Laporte, Kevin Y H Liang, Yann Ilboudo, Summaira Yasmeen, Takayoshi Sasako, Claudia Langenberg, Celia M T Greenwood, J Brent Richards
{"title":"The performance of AlphaMissense to identify genes influencing disease.","authors":"Yiheng Chen, Guillaume Butler-Laporte, Kevin Y H Liang, Yann Ilboudo, Summaira Yasmeen, Takayoshi Sasako, Claudia Langenberg, Celia M T Greenwood, J Brent Richards","doi":"10.1016/j.xhgg.2024.100344","DOIUrl":"10.1016/j.xhgg.2024.100344","url":null,"abstract":"<p><p>A novel algorithm, AlphaMissense, has been shown to have an improved ability to predict the pathogenicity of rare missense genetic variants. However, it is not known whether AlphaMissense improves the ability of gene-based testing to identify disease-influencing genes. Using whole-exome sequencing data from the UK Biobank, we compared gene-based association analysis strategies including sets of deleterious variants: predicted loss-of-function (pLoF) variants only, pLoF plus AlphaMissense pathogenic variants, pLoF with missense variants predicted to be deleterious by any of five commonly utilized annotation methods (Missense (1/5)) or only variants predicted to be deleterious by all five methods (Missense (5/5)). We measured performance to identify 519 previously identified positive control genes, which can lead to Mendelian diseases, or are the targets of successfully developed medicines. These strategies identified 0.85 million pLoF variants and 5 million deleterious missense variants, including 22,131 likely pathogenic missense variants identified exclusively by AlphaMissense. The gene-based association tests found 608 significant gene associations (at p < 1.25 × 10<sup>-7</sup>) across 24 common traits and diseases. Compared with pLoFs plus Missense (5/5), tests using pLoFs and AlphaMissense variants found slightly more significant gene-disease and gene-trait associations, albeit with a marginally lower proportion of positive control genes. Nevertheless, their overall performance was similar. Merging AlphaMissense with Missense (5/5), whether through their intersection or union, did not yield any further enhancement in performance. In summary, employing AlphaMissense to select deleterious variants for gene-based testing did not improve the ability to identify genes that are known to influence disease.</p>","PeriodicalId":34530,"journal":{"name":"HGG Advances","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11409027/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142047291","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Joint genotype and ancestry analysis identify novel loci associated with atopic dermatitis in African American population. 联合基因型和祖先分析确定了与非裔美国人特应性皮炎相关的新基因位点。
IF 3.3
HGG Advances Pub Date : 2024-10-10 Epub Date: 2024-09-07 DOI: 10.1016/j.xhgg.2024.100350
Yadu Gautam, Latha Satish, Stephen Ramirez, Brittany Grashel, Jocelyn M Biagini, Lisa J Martin, Marc E Rothenberg, Gurjit K Khurana Hershey, Tesfaye B Mersha
{"title":"Joint genotype and ancestry analysis identify novel loci associated with atopic dermatitis in African American population.","authors":"Yadu Gautam, Latha Satish, Stephen Ramirez, Brittany Grashel, Jocelyn M Biagini, Lisa J Martin, Marc E Rothenberg, Gurjit K Khurana Hershey, Tesfaye B Mersha","doi":"10.1016/j.xhgg.2024.100350","DOIUrl":"10.1016/j.xhgg.2024.100350","url":null,"abstract":"<p><p>Atopic dermatitis (AD) is a chronic itchy inflammatory disease of the skin. Genetic studies have identified multiple risk factors linked to the disease; however, most of the studies have been derived from European and East Asian populations. The admixed African American (AA) genome may provide an opportunity to discovery ancestry-specific loci involved in AD susceptibility. Herein, we present joint analysis of ancestry and genotype effects followed by validation using differential gene expression analysis on AD using 726 AD-affected individuals and 999 non-AD control individuals from the AA population, genotyped using Multi-Ethnic Global Array (MEGA) followed by imputation using the Consortium on Asthma among African Ancestry Populations in the Americas (CAAPA) reference panel. The joint analysis identified two novel AD-susceptibility loci, rs2195989 in gene ANGPT1 (8q23.1) and rs62538818 in the intergenic region between genes LURAP1L and MPDZ (9p23). Admixture mapping (AM) results showed potential genomic inflation, and we implemented genomic control and identified five ancestry-of-origin loci with European ancestry effects. The multi-omics functional prioritization of variants in AM signals prioritized the loci SLAIN2, RNF39, and FOXA2. Genome-wide association study (GWAS) identified variants significantly associated with AD in the AA population, including SGK1 (rs113357522, odds ratio [OR] = 2.81), EFR3A (rs16904552, OR = 1.725), and MMP14 (rs911912, OR = 1.791). GWAS variants were common in the AA but rare in the European population, which suggests an African-ancestry-specific risk of AD. Four genes (ANGPT1, LURAP1L, EFR3A, and SGK1) were further validated using qPCR from AD and healthy skin. This study highlighted the importance of genetic studies on admixed populations, as well as local ancestry and genotype-ancestry joint effects to identify risk loci for AD.</p>","PeriodicalId":34530,"journal":{"name":"HGG Advances","volume":null,"pages":null},"PeriodicalIF":3.3,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11470243/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142156191","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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